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 A206096 Fibonacci numbers with 4 distinct prime divisors, each of multiplicity 1. 1
 6765, 196418, 317811, 2178309, 32951280099, 139583862445, 1304969544928657, 5527939700884757, 259695496911122585, 679891637638612258, 12200160415121876738, 83621143489848422977, 483162952612010163284885, 22698374052006863956975682 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Intersection of A000045 and A046386. - Michel Marcus, Sep 11 2014 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..36 MAPLE filter:= proc(t) local F; F:= ifactors(t)[2]; map(f -> f[2], F) = [1, 1, 1, 1]; end proc: select(filter, [seq(combinat:-fibonacci(n), n=1..200)]); # Robert Israel, Sep 07 2014 MATHEMATICA Select[Fibonacci[Range[200]], Last/@FactorInteger[#]=={1, 1, 1, 1}&] PROG (PARI) Vec(select(k -> omega(k)==4 && bigomega(k)==4, vector(100, i, fibonacci(i)))) \\ Edward Jiang, Sep 11 2014 CROSSREFS Cf. A000045, A053409, A137563 Sequence in context: A151637 A031986 A147316 * A238911 A031832 A200436 Adjacent sequences: A206093 A206094 A206095 * A206097 A206098 A206099 KEYWORD nonn AUTHOR Vladimir Joseph Stephan Orlovsky, Feb 03 2012 STATUS approved

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Last modified March 26 05:52 EDT 2023. Contains 361529 sequences. (Running on oeis4.)